Add @GuardedBy annotation to PersistentDataBlockService#mIsWritable. am: 71d2a41dd9 am: d0339c6e8f am: 6aa436bef2 am: 76ca2da7e8 am: 0cc0219089 am: ced5ab190c am: 3cc7f6acdc am: e426dac4e2 am: b75b025578 am: 3ad5df5231

am: fdcec75c74

Change-Id: Ie3b37d91d938d3b6f11ee9fa4d909671340150ca

services/core/java/com/android/server/PersistentDataBlockService.java

@@ -32,6 +32,7 @@ import android.service.persistentdata.PersistentDataBlockManager;
 import android.util.Slog;
 
 import com.android.internal.R;
+import com.android.internal.annotations.GuardedBy;
 
 import libcore.io.IoUtils;
 
@@ -83,6 +84,8 @@ public class PersistentDataBlockService extends SystemService {
 
     private int mAllowedUid = -1;
     private long mBlockDeviceSize;
+
+    @GuardedBy("mLock")
     private boolean mIsWritable = true;
 
     public PersistentDataBlockService(Context context) {